Home / 11,148.93-16,727.21-6,983.97

Finding the Fourth Proportional to 11,148.93, 16,727.21 and 6,983.97

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Solution

The fourth proportional to 11,148.93, 16,727.21 and 6,983.97 is: 10,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148.93 : 16,727.21 = 6,983.97 : x
  2. Step 2: Convert to fraction form
    11,148.93/16,727.21 = 6,983.97/x
  3. Step 3: Cross multiply
    11,148.93x = 16,727.21 × 6,983.97
  4. Step 4: Simplify right side
    11,148.93x = 116,822,297.90
  5. Step 5: Solve for x
    x = 116,822,297.90/11,148.93
  6. Step 6: Final answer
    x = 10,478.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.